system_counter.h File Reference

Contains a system tick counter that can be used by other parts of libnds and other libraries and user code. More...

#include <nds/ndstypes.h>
#include <nds/timers.h>

Functions
uint64_t	systemCounterGetTicks (void)
	This gets the current value of the system tick counter.
static u32	systemCounterMsecsToTicks (u32 ms)
	Converts milliseconds to system counter ticks.
void	systemCounterSetup (void)
	Initializes the system tick counter using a timer.
static u32	systemCounterTicksToMsec (u32 ticks)
	Converts system counter ticks to milliseconds.
static u32	systemCounterTicksToUsec (u32 ticks)
	Converts system counter ticks to microseconds.
static u32	systemCounterUsecsToTicks (u32 us)
	Converts microseconds to system counter ticks.

Detailed Description

Contains a system tick counter that can be used by other parts of libnds and other libraries and user code.

Function Documentation

systemCounterGetTicks()

uint64_t systemCounterGetTicks

(

void

)

This gets the current value of the system tick counter.

Returns

A 64-bit value with the number of ticks.

systemCounterMsecsToTicks()

static u32 systemCounterMsecsToTicks ( u32  ms )

inlinestatic

Converts milliseconds to system counter ticks.

Parameters

ms	Number of milliseconds.

Returns

Number of ticks.

systemCounterSetup()

void systemCounterSetup

(

void

)

Initializes the system tick counter using a timer.

It uses the timer with index LIBNDS_TIMER_TICK_COUNTER.

systemCounterTicksToMsec()

static u32 systemCounterTicksToMsec ( u32  ticks )

inlinestatic

Converts system counter ticks to milliseconds.

Parameters

ticks

Number of ticks.

Returns

Number of milliseconds.

systemCounterTicksToUsec()

static u32 systemCounterTicksToUsec ( u32  ticks )

inlinestatic

Converts system counter ticks to microseconds.

Parameters

ticks

Number of ticks.

Returns

Number of microseconds.

systemCounterUsecsToTicks()

static u32 systemCounterUsecsToTicks ( u32  us )

inlinestatic

Converts microseconds to system counter ticks.

Parameters

us	Number of microseconds.

Returns

Number of ticks.